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Cheap flights from Washington, D.C. Reagan-National Airport to Copenhagen from $341

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Copenhagen departing on 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Copenhagen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 11:10 pm
DCA
-
CPH
35h 10m
3 stops
Multiple Airlines Logo
11:35 am - 10:28 pm
CPH
-
DCA
16h 53m
2 stops
$737Multiple Airlines
Mon, Jun 1 - Fri, Jun 5
United Airlines Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
United Airlines Logo
12:15 pm - 8:09 pm
CPH
-
DCA
37h 54m
2 stops
$741United Airlines
Tue, Aug 11 - Fri, Aug 21
United Airlines Logo
12:40 pm - 10:50 am
DCA
-
CPH
40h 10m
2 stops
United Airlines Logo
12:15 pm - 5:02 pm
CPH
-
DCA
34h 47m
2 stops
$746United Airlines
Tue, Aug 11 - Fri, Aug 21
Multiple Airlines Logo
12:40 pm - 8:55 am
DCA
-
CPH
14h 15m
2 stops
Multiple Airlines Logo
1:55 pm - 11:33 pm
CPH
-
DCA
15h 38m
2 stops
$747Multiple Airlines
Sun, Aug 23 - Wed, Sep 2
Multiple Airlines Logo
12:40 pm - 8:55 am
DCA
-
CPH
14h 15m
2 stops
Multiple Airlines Logo
1:55 pm - 11:02 pm
CPH
-
DCA
15h 07m
2 stops
$748Multiple Airlines
Tue, Sep 1 - Wed, Sep 9
Multiple Airlines Logo
12:40 pm - 10:50 am
DCA
-
CPH
16h 10m
2 stops
Multiple Airlines Logo
1:55 pm - 11:02 pm
CPH
-
DCA
15h 07m
2 stops
$752Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
United Airlines Logo
9:40 am - 8:55 am
DCA
-
CPH
17h 15m
1 stop
United Airlines Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$754United Airlines
Sun, Aug 9 - Fri, Aug 21
Scandinavian Airlines Logo
6:06 am - 7:00 am
DCA
-
CPH
18h 54m
2 stops
Scandinavian Airlines Logo
2:20 pm - 11:21 pm
CPH
-
DCA
15h 01m
1 stop
$757Scandinavian Airlines
Wed, Jun 10 - Wed, Jun 17
Air Canada Logo
9:40 am - 1:55 pm
DCA
-
CPH
22h 15m
2 stops
Air Canada Logo
12:45 pm - 6:15 pm
CPH
-
DCA
11h 30m
1 stop
$758Air Canada
Tue, Oct 13 - Thu, Oct 15
United Airlines Logo
11:00 am - 10:50 am
DCA
-
CPH
17h 50m
1 stop
United Airlines Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$759United Airlines
Sat, Aug 8 - Wed, Aug 19

United Airlines flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets
United Airlines
Aug 11
DCA4:20 pmWashington, D.C. Reagan-National
10h 35m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 21
CPH12:15 pmKastrup Copenhagen
37h 54m
2 stops
DCA8:09 pmWashington, D.C. Reagan-National
$741
United Airlines
Aug 11
DCA12:40 pmWashington, D.C. Reagan-National
40h 10m
2 stops
CPH10:50 amKastrup Copenhagen
Aug 21
CPH12:15 pmKastrup Copenhagen
34h 47m
2 stops
DCA5:02 pmWashington, D.C. Reagan-National
$746
United Airlines
Aug 9
DCA9:40 amWashington, D.C. Reagan-National
17h 15m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 21
CPH12:15 pmKastrup Copenhagen
15h 33m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$754

Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best Scandinavian Airlines deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets
Scandinavian Airlines
Jun 10
DCA6:06 amWashington, D.C. Reagan-National
18h 54m
2 stops
CPH7:00 amKastrup Copenhagen
Jun 17
CPH2:20 pmKastrup Copenhagen
15h 01m
1 stop
DCA11:21 pmWashington, D.C. Reagan-National
$757
Scandinavian Airlines
Jul 28
DCA12:55 pmWashington, D.C. Reagan-National
12h 05m
1 stop
CPH7:00 amKastrup Copenhagen
Aug 4
CPH1:25 pmKastrup Copenhagen
14h 38m
1 stop
DCA10:03 pmWashington, D.C. Reagan-National
$761
Scandinavian Airlines
Jul 8
DCA12:55 pmWashington, D.C. Reagan-National
12h 05m
1 stop
CPH7:00 amKastrup Copenhagen
Jul 22
CPH1:25 pmKastrup Copenhagen
14h 38m
1 stop
DCA10:03 pmWashington, D.C. Reagan-National
$776

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Copenhagen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 6/1

6:00 am-11:10 pm

3 stops35h 10m

Kastrup Copenhagen

Fri 6/5

11:35 am-10:28 pm

2 stops16h 53m

$737

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Tue 8/11

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Fri 8/21

12:15 pm-8:09 pm

2 stops37h 54m

$741

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Tue 8/11

12:40 pm-10:50 am

2 stops40h 10m

Kastrup Copenhagen

Fri 8/21

12:15 pm-5:02 pm

2 stops34h 47m

$746

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/23

12:40 pm-8:55 am

2 stops14h 15m

Kastrup Copenhagen

Wed 9/2

1:55 pm-11:33 pm

2 stops15h 38m

$747
Quickest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Tue 9/1

12:40 pm-8:55 am

2 stops14h 15m

Kastrup Copenhagen

Wed 9/9

1:55 pm-11:02 pm

2 stops15h 07m

$748

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 9/7

12:40 pm-10:50 am

2 stops16h 10m

Kastrup Copenhagen

Thu 9/17

1:55 pm-11:02 pm

2 stops15h 07m

$752

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/9

9:40 am-8:55 am

1 stop17h 15m

Kastrup Copenhagen

Fri 8/21

12:15 pm-9:48 pm

1 stop15h 33m

$754

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Wed 6/10

6:06 am-7:00 am

2 stops18h 54m

Kastrup Copenhagen

Wed 6/17

2:20 pm-11:21 pm

1 stop15h 01m

$757

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Tue 10/13

9:40 am-1:55 pm

2 stops22h 15m

Kastrup Copenhagen

Thu 10/15

12:45 pm-6:15 pm

1 stop11h 30m

$758

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sat 8/8

11:00 am-10:50 am

1 stop17h 50m

Kastrup Copenhagen

Wed 8/19

12:15 pm-9:48 pm

1 stop15h 33m

$759

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Copenhagen from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Copenhagen is on a Monday when prices can be found for as low as $634. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Copenhagen for around $701.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Washington, D.C. Reagan-National Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $479 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $658. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. Reagan-National Airport to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Copenhagen (DCA to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Copenhagen

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Copenhagen takes 10h 35m
There are no direct flights from Washington, D.C. Reagan-National Airport to Copenhagen. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Copenhagen.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Copenhagen

  • How far is Washington, D.C. Reagan-National to Kastrup Copenhagen by plane?

    There are 4046.3 mi between Washington, D.C. Reagan-National and Kastrup Copenhagen. A reasonable flight in good conditions will take 10h 35m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Copenhagen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Copenhagen for you.

Can I find flights from Washington, D.C. to Copenhagen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Copenhagen flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Copenhagen?

Once all potential Washington, D.C. to Copenhagen flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Copenhagen right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Copenhagen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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